19643212

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1009}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 35745920

約数和(自身を除く): 16102708

約数列:

[1, 2, 4, 31, 62, 124, 157, 314, 628, 1009, 2018, 4036, 4867, 9734, 19468, 31279, 62558, 125116, 158413, 316826, 633652, 4910803, 9821606, 19643212]

約数ペア:

[(1, 19643212), (2, 9821606), (4, 4910803), (31, 633652), (62, 316826), (124, 158413), (157, 125116), (314, 62558), (628, 31279), (1009, 19468), (2018, 9734), (4036, 4867)]